Department Of Transportation Uniform Tire Quality Grades

The following tire grading categories were established by the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle.

All passenger car tires must conform to Federal safety requirements in addition to these grades.

See also:

Tire Markings
1 — U.S. DOT Safety Standards Code (TIN) 4 — Maximum Load 2 — Size Designation 5 — Maximum Pressure 3 — Service Description 6 — Treadwear, Traction and Temperature Grades NOTE: ...

Flash-To-Pass
You can signal another vehicle with your headlights by lightly pulling the multifunction lever toward you. This will turn on the high beam headlights until the lever is released. NOTE: If the ...

Help Command
If you need assistance at any prompt, or if you want to know your options at any prompt, say “Help” following the beep. The Uconnect™ Phone will play some of the options at any prompt if y ...